1 | Department of Forest and Soil Sciences, University of Natural Resources and Life Sciences, Institute of Soil Research, Vienna, Austria |
2 | Faculty of Agricultural Technology, Universitas Gadjah Mada, Departement of Agricultural and Biosystem Engineering, Yogyakarta, Indonesia |
3 | Department of Crop Sciences, University of Natural Resources and Life Sciences, Institute of Agronomy, Tulln an der Donau, Austria |